> ## Documentation Index
> Fetch the complete documentation index at: https://docs.crossmint.com/llms.txt
> Use this file to discover all available pages before exploring further.

# CheckoutPrimaryButtonRule

> Swift Structure

**Structure**

The rule for the primary action button, such as the pay button.

```swift theme={null}
struct CheckoutPrimaryButtonRule
```

## Initializers

### init(borderRadius:font:colors:hover:disabled:)

Creates a primary button rule.

```swift theme={null}
init(borderRadius: String? = nil, font: CheckoutFontStyle? = nil, colors: CheckoutColorStyle? = nil, hover: CheckoutStateStyle? = nil, disabled: CheckoutStateStyle? = nil)
```

### init(from:)

Inherited from `Decodable.init(from:)`.

```swift theme={null}
init(from decoder: any Decoder) throws
```

## Instance Properties

| Property | Type | Description |
| - | - | - |
| `borderRadius` | `String?` | The CSS `border-radius` value, for example `"8px"`. |
| `colors` | `CheckoutColorStyle?` | The button colors in the rest state. |
| `disabled` | `CheckoutStateStyle?` | The button colors in the disabled state. |
| `font` | `CheckoutFontStyle?` | The button font. |
| `hover` | `CheckoutStateStyle?` | The button colors while the pointer is over the button. |